[QM] Update downstream jobs to use QM tag v0.6.7

[dougsland]

The main branch in upstream is the place which the innovation happens and developers might have less worries about break things. Of course, this is not 'free land' but if something go wrong do not affect others.

References:
https://github.com/containers/qm/releases/tag/v0.6.7
https://github.com/dougsland/merge_early_merge_often

[dougsland]

cc @Yarboa @RakeshMK90 @nsednev

[dougsland]

I am closing in favor of: #570